Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000155
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: Oops: 0002 [#2] PREEMPT SMP NOPTI
CPU: 10 UID: 0 PID: 4013 Comm: systemd-coredum Tainted: G    B D W          6.14.6-300.fc42.x86_64 #1
Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN
Hardware name: Dell Inc. XPS 15 9510/01V4T3, BIOS 1.37.0 03/03/2025
RIP: 0010:__blk_flush_plug+0x87/0x150
Code: de 48 89 5c 24 08 48 89 5c 24 10 48 39 c1 74 7c 49 8b 46 30 48 8b 34 24 48 39 c6 74 5b 49 8b 4e 30 49 8b 56 38 48 8b 44 24 08 <48> 89 59 08 48 89 4c 24 08 48 89 02 48 89 50 08 49 89 76 30 49 89
RSP: 0018:ffffb45b03be3dc8 EFLAGS: 00010292
RAX: ffffb45b03be3dd0 RBX: ffffb45b03be3dd0 RCX: 000000000000014d
RDX: ffffffffab74475a RSI: ffffb45b03be3b90 RDI: ffffb45b03be3b60
RBP: 0000000000000001 R08: ffff9a06898eb080 R09: 0000000000000286
R10: ffffffffad96edb0 R11: 0000000000000000 R12: dead000000000122
R13: dead000000000100 R14: ffffb45b03be3b60 R15: 0000000000000004
FS:  0000000000000000(0000) GS:ffff9a09ff500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000155 CR3: 000000021782c001 CR4: 0000000000f72ef0
PKRU: 55555554
Call Trace:
 <TASK>
 schedule+0x65/0xa0
 synchronize_rcu_expedited+0x1a3/0x320
 ? __pfx_autoremove_wake_function+0x10/0x10
 ? __pfx_wait_rcu_exp_gp+0x10/0x10
 namespace_unlock+0xca/0x180
 put_mnt_ns+0x72/0x90
 free_nsproxy+0x1b/0x1a0
 do_exit+0x24a/0x4a0
 ? __list_del_entry_valid_or_report+0xd8/0x110
 make_task_dead+0x8d/0x90
 rewind_stack_and_make_dead+0x16/0x20
RIP: 0033:0x7f630bc7ba06
Code: Unable to access opcode bytes at 0x7f630bc7b9dc.
RSP: 002b:00007ffee41ee1d0 EFLAGS: 00000202 ORIG_RAX: 000000000000004a
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f630bc7ba06
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000008
RBP: 00007ffee41ee1f0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000008
R13: 0000000000000008 R14: 0000000000000000 R15: 000055b4dcc91618
 </TASK>
Modules linked in: vhost_vsock vhost vhost_iotlb vsock_loopback vmw_vsock_virtio_transport_common vmw_vsock_vmci_transport vsock vmw_vmci overlay uinput rfcomm snd_seq_dummy snd_hrtimer bridge stp llc sunrpc nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables qrtr bnep snd_sof_pci_intel_tgl snd_sof_pci_intel_cnl snd_sof_intel_hda_generic soundwire_intel soundwire_cadence snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda snd_hda_codec_hdmi intel_uncore_frequency snd_sof_pci intel_uncore_frequency_common vfat snd_sof_xtensa_dsp fat snd_sof iwlmvm x86_pkg_temp_thermal intel_powerclamp snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation coretemp snd_soc_acpi soundwire_bus snd_ctl_led snd_soc_sdca snd_soc_avs snd_hda_codec_realtek kvm_intel
 snd_hda_codec_generic snd_soc_hda_codec mac80211 snd_hda_ext_core snd_soc_core snd_hda_scodec_component snd_compress ac97_bus snd_pcm_dmaengine kvm snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec uvcvideo libarc4 dell_pc platform_profile snd_hda_core mei_hdcp mei_pxp uvc videobuf2_vmalloc hci_uart snd_hwdep videobuf2_memops spi_nor irqbypass iTCO_wdt snd_seq videobuf2_v4l2 btqca hid_sensor_als btusb intel_pmc_bxt dell_laptop pwrseq_core hid_sensor_trigger iTCO_vendor_support mtd videobuf2_common intel_rapl_msr ee1004 snd_seq_device rapl btrtl hid_sensor_iio_common intel_cstate processor_thermal_device_pci_legacy dell_wmi iwlwifi snd_pcm videodev processor_thermal_device dell_wmi_sysman btintel intel_uncore dell_smbios processor_thermal_wt_hint industrialio_triggered_buffer snd_timer mei_me btbcm btmtk pcspkr processor_thermal_rfim dcdbas kfifo_buf dell_wmi_ddv cfg80211 dell_smm_hwmon mc dell_wmi_descriptor firmware_attributes_class wmi_bmof industrialio bluetooth snd processor_thermal_rapl
 spi_intel_pci mei i2c_i801 intel_rapl_common thunderbolt idma64 soundcore spi_intel i2c_smbus processor_thermal_wt_req processor_thermal_power_floor processor_thermal_mbox intel_soc_dts_iosf rfkill joydev int3403_thermal dptf_power int340x_thermal_zone intel_pmc_core intel_skl_int3472_tps68470 tps68470_regulator int3400_thermal pmt_telemetry clk_tps68470 acpi_thermal_rel acpi_pad intel_skl_int3472_discrete acpi_tad intel_hid pmt_class intel_skl_int3472_common sparse_keymap loop nfnetlink zram lz4hc_compress lz4_compress xe drm_suballoc_helper hid_sensor_hub intel_ishtp_hid i915 nouveau nvme nvme_core nvme_auth mxm_wmi drm_ttm_helper gpu_sched drm_gpuvm drm_exec drm_buddy i2c_algo_bit ttm rtsx_pci_sdmmc drm_display_helper mmc_core polyval_clmulni polyval_generic ucsi_acpi ghash_clmulni_intel sha512_ssse3 typec_ucsi intel_ish_ipc sha256_ssse3 hid_multitouch rtsx_pci sha1_ssse3 cec intel_ishtp typec vmd intel_vsec i2c_hid_acpi video i2c_hid wmi pinctrl_tigerlake serio_raw fuse
CR2: 0000000000000155